Finding the Fourth Proportional to 251,556.71, 377,337.70 and 74,067.08
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Solution
The fourth proportional to 251,556.71, 377,337.70 and 74,067.08 is: 111,101.39
Step by Step Solution
- Step 1: Write the proportion equation
251,556.71 : 377,337.70 = 74,067.08 : x - Step 2: Convert to fraction form
251,556.71/377,337.70 = 74,067.08/x - Step 3: Cross multiply
251,556.71x = 377,337.70 × 74,067.08 - Step 4: Simplify right side
251,556.71x = 27,948,300,299.24 - Step 5: Solve for x
x = 27,948,300,299.24/251,556.71 - Step 6: Final answer
x = 111,101.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.